How do you change a headlight on a 1972 Datsun 240Z?

To change the headlight on a 1972 Datsun 240Z, first, open the hood and locate the headlight assembly. Disconnect the electrical connector and remove the retaining ring or screws holding the headlight in place. Carefully take out the old headlight and replace it with a new one, ensuring it is properly seated. Finally, reattach the retaining ring, reconnect the electrical connector, and test the headlight.